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Message-ID: <2tckds345fhwxxxfjxsvbvktz7tdnd5mt7yvksoel7hpq4qewd@3uubp65rld3d>
Date: Fri, 27 Jun 2025 16:14:29 +0900
From: Sergey Senozhatsky <senozhatsky@...omium.org>
To: Jens Axboe <axboe@...nel.dk>, Rahul Kumar <rk0006818@...il.com>
Cc: minchan@...nel.org, senozhatsky@...omium.org, axboe@...nel.dk,
linux-block@...r.kernel.org, linux-kernel@...r.kernel.org,
linux-kernel-mentees@...ts.linux.dev, skhan@...uxfoundation.org
Subject: Re: [PATCH] block: zram: replace scnprintf() with sysfs_emit() in
*_show() functions
On (25/06/27 09:22), Rahul Kumar wrote:
[..]
> static void reset_bdev(struct zram *zram)
> @@ -1292,7 +1292,7 @@ static ssize_t recomp_algorithm_show(struct device *dev,
> if (!zram->comp_algs[prio])
> continue;
>
> - sz += scnprintf(buf + sz, PAGE_SIZE - sz - 2, "#%d: ", prio);
> + sz += sysfs_emit_at(buf, sz, "#%d: ", prio);
> sz += __comp_algorithm_show(zram, prio, buf + sz);
Actually, there is a tiny bug in zcomp. It's unrelated to this
patch, but I'll send a fix as followup, to avoid any conflicts.
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